package software;

class SubstractOperation extends BinaryOperation{
	SubstractOperation(){
		generateBinaryOperation('-');
	}
	SubstractOperation(int left,int right){
		SetBinaryOperation(left,right,'-');
	}
	int calculate(int left, int right) {
		return left-right;
	}
	boolean checkingCalculation(int anInteger) {
		return anInteger>=LOWER;
	}
}